Finding the Fourth Proportional to 3,991,945.83, 5,507,147.10 and 2,443,276.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,991,945.83 : 5,507,147.10 = 2,443,276.45 : x
2. Step 2: Convert to fraction form
   3,991,945.83/5,507,147.10 = 2,443,276.45/x
3. Step 3: Cross multiply
   3,991,945.83x = 5,507,147.10 × 2,443,276.45
4. Step 4: Simplify right side
   3,991,945.83x = 13,455,482,816,115.79
5. Step 5: Solve for x
   x = 13,455,482,816,115.79/3,991,945.83
6. Step 6: Final answer
   x = 3,370,657.67